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// license:BSD-3-Clause
// copyright-holders: Golden Child
/*
bitmap printer (dot printer)
* provides a page bitmap to draw on
* reads and writes pixels (representing printer dots)
* function to save the bitmap
* updates the bitmap to screen and draws the printhead
* printhead position given in m_xpos and m_ypos
* also provides a cr_stepper and a pf_stepper
* moving the cr_stepper/pf_stepper will update m_xpos/m_ypos according to ratio specified
*/
#include "screen.h"
#include "machine/steppers.h"
#ifndef MAME_MACHINE_BITMAP_PRINTER_H
#define MAME_MACHINE_BITMAP_PRINTER_H
#pragma once
class bitmap_printer_device : public device_t
{
public:
bitmap_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
bitmap_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, int paper_width, int paper_height, int hdpi, int vdpi);
enum
{
LED_ERROR,
LED_READY,
LED_ONLINE
};
void set_led_state(int led, int value);
void set_printhead_color(int headcolor, int bordcolor);
void set_printhead_size(int xsize, int ysize, int bordersize);
void setheadpos(int x, int y);
void write_snapshot_to_file();
void draw_pixel(int x, int y, int pixelval);
int get_pixel(int x, int y);
unsigned int &pix(int y, int x);
void bitmap_clear_band(bitmap_rgb32 &bitmap, int from_line, int to_line, u32 color);
void bitmap_clear_band(int from_line, int to_line, u32 color);
void clear_to_pos(int to_line, u32 color = 0xffffff);
int get_top_margin();
int get_bottom_margin();
bool check_new_page();
int update_stepper_delta(stepper_device *stepper, uint8_t pattern);
void update_cr_stepper(int pattern);
void update_pf_stepper(int pattern);
void set_pf_stepper_ratio(int ratio0, int ratio1);
void set_cr_stepper_ratio(int ratio0, int ratio1);
int m_cr_direction; // direction of carriage
int m_xpos;
int m_ypos;
protected:
bitmap_printer_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_reset_after_children() override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
private:
required_device<screen_device> m_screen;
required_device<stepper_device> m_pf_stepper;
required_device<stepper_device> m_cr_stepper;
required_ioport m_top_margin_ioport;
required_ioport m_bottom_margin_ioport;
required_ioport m_draw_marks_ioport;
bitmap_rgb32 m_page_bitmap; // page bitmap
static constexpr int PAPER_SCREEN_HEIGHT = 384; // match the height of the apple II driver
static constexpr int m_distfrombottom = 50; // print position from bottom of screen
static constexpr int MAX_LEDS = 5;
int m_printhead_color;
int m_printhead_bordercolor;
int m_printhead_bordersize;
int m_printhead_xsize;
int m_printhead_ysize;
int m_page_dirty;
int m_paper_width;
int m_paper_height;
int m_hdpi;
int m_vdpi;
int m_clear_pos;
int m_newpage_flag; // used to keep printhead at the top of page until actual printing
int m_led_state[MAX_LEDS];
int m_num_leds;
int m_pf_stepper_ratio0;
int m_pf_stepper_ratio1;
int m_cr_stepper_ratio0;
int m_cr_stepper_ratio1;
void draw_printhead(bitmap_rgb32 &bitmap, int x, int y);
u32 dimcolor(u32 incolor, int factor);
int calc_scroll_y(bitmap_rgb32& bitmap);
uint32_t screen_update_bitmap(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void draw7seg(u8 data, bool is_digit, int x0, int y0, int width, int height, int thick, bitmap_rgb32 &bitmap, u32 color, u32 erasecolor);
void draw_number(int number, int x, int y, bitmap_rgb32& bitmap);
void draw_inch_marks(bitmap_rgb32& bitmap);
};
DECLARE_DEVICE_TYPE(BITMAP_PRINTER, bitmap_printer_device)
#endif // MAME_MACHINE_BITMAP_PRINTER_H
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